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Service bulletins for the 2021 Chrysler Pacifica

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

700 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
S21080000382022-09-26. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Multiple Electrical Issues, No Start No Crank, Battery Lamp On, Power Sliding Doors, Power Seat Functions Inoperative
08-018-212022-07-18. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; PARKING BRAKE. Video Routing Module (VRM) Enhancements For Rear Seat Entertainment System This bulletin involves updating the VRM software level to 20.30.14. Customers may experience one or more of the following: One or both of the rear screens are not working after rear display replacement.If the rear display is replaced and it does not function, confirm that the Video Routing Module (VRM) software is up to date. Black screen on both rear screens(2017-19 MY Only). Rear Seat Entertainment (RSE) remote control does not pair. When playing a video from a USB stick the video does not resume where itleft off after an ignition cycle(2017-19 MY Only). Video Screens do not turn on(2017-18 MY Only). Radio Uconnect theater button does not work(2017-18 MY Only). USB playback is choppy (2017 MY Only). The video system resets or does not function(2017 MY Only). The remote pairing screen will time out and inform customer the remote(s)have not been paired(2017 MY Only). Remotes frequently do not pair(2017 MY Only). Occasional reset(2017 MY Only). Rear screens can be accidently controlled from the radio outside of theparental control feature(2017 MY Only). Black screen(2017 MY Only). Upon further investigation the technician may find that the following Diagnostic Trouble Code(DTC) has been set:U11BB-00 - Lost Communication With Video Routing Module. B15AD-00 - Lost Low Voltage Differential Signal (LVDS) Connection With MediaPort 1. B15AE-00 - Lost Low Voltage Differential Signal (LVDS) Connection With MediaPort 2. B15AA-00 - Lost Low Voltage Differential Signal (LVDS) Connection With Display1. B15AB-00 - Lost Low Voltage Differential Signal (LVDS) Connection With Display2.Low Voltage Differential Signal (LVDS) DTCs (B15AD00, B15AE00, B15AB00, B15AA00) get falsely set when thevehicle is remote started. In addition the following improvement is included. Blueborn cyber security patch(2017-19 MY Only).
90044812022-06-27. Service bulletin. POWER TRAIN. Manual Park Release Cable If customer comes into the dealership with their vehicle unable to shift into Park (P), and dealer root causes issue to the MPR cable (manual park release) Condition - rotary shifter is shifted into Park, but the vehicle is physically not in Park. Customer may experience, flashing PRNDL or cluster message (unable to shift to park). There's an auto park feature, EVIC messaging, door chime, and the EPB will activate when the door is open if the transmission is not in park. Please contact the following individual prior to repairing the vehicle: FCA Redacted Content If no response in 15 minutes, please proceed with repair.
S21250000022022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM:
18050222022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Flash: Powertrain Control Module (PCM) Updates This bulletin involves updating the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, the technician may notice one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0340 - Camshaft Position Sensor Circuit - Bank 1 Sensor A. P0345 - Camshaft Position Sensor Circuit - Bank 2 Sensor A. P0365 - Camshaft Position Sensor Circuit - Bank 1 Sensor B. P0390 - Camshaft Position Sensor Circuit - Bank 2 Sensor B.
90044922022-05-31. Service bulletin. VEHICLE SPEED CONTROL; SEATS; POWER TRAIN. LATCH, Liftgate If the Power Liftgate Latch is not releasing or latching when the customer requests the gate to operate, refer to Star Online Publication S2223000021 before replacing the latch.
90037302021-12-13. Service bulletin. POWER TRAIN. SI-eVT Transmission - Motor A gap, China Variant & 9 inertia ring bolts For SI-eVT Transmission ONLY: Replace the nine (9) flywheel to damper bolts (68382486AA) when replacing the SI-eVT per TechConnect procedure. North America RU vehicles built prior to Nov 28, 2019 had a 05192374AB level cooler. All subsequent Si-eVT versions have the 05192374AC level cooler requires new 68413378AA inlet hose and 68425381AA outlet hose to service Nov 28, 2019 and prior VINs. China RU vehicles built prior to June 11, 2019 had a 05192374AB level cooler. All 68405320AC have the 05192374AC level cooler requires new 68413378AA inlet hose and 68425381AA outlet hose. The service SI-eVT is shipped with a non-China wiring harness (68241331AC). China market replacement must replace wiring harness with 68368596AA. The China variant 68368596AA wiring harness has an interlock to the electrical charge door. Production SI-eVTs have used motor "A" stators with 0.6 mm and 0.8 mm air gap. The PIM software must match the air gap. Mopar will now ship 68490840A* service SI-eVTs with a 0.8 mm air gap ONLY. Dealers are required to provide a VIN to the Star Center so the DNA of the VIN can be set to the 0.8 mm air gap software. In China, read the SI-eVT model number on the transmission ID tag or imprinted on the case. - all 05062509A*, B* have a 0.6 mm gap so use 68405320AC - all 05062509CA and later (0.8 mm gap) use 68490848AA
18-051-212021-06-28. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P1AC6-00 - MCPA Crankshaft Position Signal Sensor Performance. P0335 - Crankshaft Position Sensor Circuit. P0339 - Crankshaft Position Sensor Intermittent. P0031 - O2 Sensor 1/1 Heater Circuit Low. P0032 - O2 Sensor 1/1 Heater Circuit High. P0037 - O2 Sensor 1/2 Heater Circuit Low. P0038 - O2-Sensor 1/2 Heater Circuit High. P0051 - O2-Sensor 2/1 Heater Circuit Low. P0052 - O2-Sensor 2/1 Heater Circuit High. P0057 - O2 Sensor 2/2 Heater Circuit Low. P0058 - O2-Sensor 2/2 Heater Circuit High. The following modules need to be flashed for this update to be effective, the following modules are all to be updated along with this PCM update:Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) or also known as Power Inverter Module (PIM).
Y23 Combo2021-06-28. Service bulletin. POWER TRAIN. Customer Satisfaction Notification Y23 Powertrain Control Module Software
S21210000062021-05-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Will Not Engage Into Gear
S2008000113 Rev.2021-05-24. Service bulletin. POWER TRAIN. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
08-018-212021-02-16. Service bulletin. POWER TRAIN; PARKING BRAKE; ELECTRICAL SYSTEM. Video Routing Module (VRM) Enhancements For Rear Seat Entertainment System This bulletin involves updating the VRM software level to 20.30.14. Customers may experience one or more of the following: One or both of the rear screens are not working after rear display replacement.If the rear display is replaced and it does not function, confirm that the Video Routing Module (VRM) software is up to date. Black screen on both rear screens(2017-19 MY Only). Rear Seat Entertainment (RSE) remote control does not pair. When playing a video from a USB stick the video does not resume where itleft off after an ignition cycle(2017-19 MY Only). Video Screens do not turn on(2017-18 MY Only). Radio Uconnect theater button does not work(2017-18 MY Only). USB playback is choppy (2017 MY Only). The video system resets or does not function(2017 MY Only). The remote pairing screen will time out and inform customer the remote(s)have not been paired(2017 MY Only). Remotes frequently do not pair(2017 MY Only). Occasional reset(2017 MY Only). Rear screens can be accidently controlled from the radio outside of theparental control feature(2017 MY Only). Black screen(2017 MY Only). Upon further investigation the technician may find that the following Diagnostic Trouble Code(DTC) has been set:U11BB-00 - Lost Communication With Video Routing Module. B15AD-00 - Lost Low Voltage Differential Signal (LVDS) Connection With MediaPort 1. B15AE-00 - Lost Low Voltage Differential Signal (LVDS) Connection With MediaPort 2. B15AA-00 - Lost Low Voltage Differential Signal (LVDS) Connection With Display1. B15AB-00 - Lost Low Voltage Differential Signal (LVDS) Connection With Display2.Low Voltage Differential Signal (LVDS) DTCs (B15AD00, B15AE00, B15AB00, B15AA00) get falsely set when thevehicle is remote started. In addition the following improvement is included. Blueborn cyber security patch(2017-19 MY Only).
S20080001842020-12-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); POWER TRAIN. TBM (Telematics Box Module), DTC U0100-00 Lost Communication With ECM/PCM
S20080001842020-12-21. Service bulletin. EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. TBM (Telematics Box Module), DTC U0100-00 Lost Communication With ECM/PCM

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.